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Phosphorus has an atomic number of 15. This tells us that... - Answer-there must be 15 protons True or False: covalent bonds are stronger than ionic and hydrogen bonds because atoms that are joined with covalent bonds share electrons - Answer-True An e- in a hydrogen atom exists in the first valence shell. The valence e- of Aluminum exist in the 3rd shell. Which valence shell e- have higher potential energy and why? - Answer-the valence e- of aluminum, bc higher e- shells have higher energy...

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Phosphorus has an atomic number of 15. This tells us that... - Correct Answer there must be 15 protons True or False: covalent bonds are stronger than ionic and hydrogen bonds because atoms that are joined with covalent bonds share electrons - Correct Answer True An e- in a hydrogen atom exists in the first valence shell. The valence e- of Aluminum exist in the 3rd shell. Which valence shell e- have higher potential energy and why? - Correct Answer the valence e- of aluminum, bc higher e- ...

Why is each element unique and different from other elements in terms of its chemical properties? - Answer-Each element has a unique number of protons in its nucleus Atoms in which the number of electrons does not equal the number of protons are known as: - Answer-Ions What results from an unequal sharing of electrons between atoms? - Answer-Polar covalent bonds Bonds between two atoms that are equally electronegative are _____. - Answer-Nonpolar covalent bonds In ordinary table salt...

Phosphorus has an atomic number of 15. This tells us that... - Answer-there must be 15 protons True or False: covalent bonds are stronger than ionic and hydrogen bonds because atoms that are joined with covalent bonds share electrons - Answer-True An e- in a hydrogen atom exists in the first valence shell. The valence e- of Aluminum exist in the 3rd shell. Which valence shell e- have higher potential energy and why? - Answer-the valence e- of aluminum, bc higher e- shells have higher energ...